TransAlta Announces Listing of Series B Preferred Shares

Published on March 31st 2016 | CALGARY, Alberta

TransAlta Corporation (TransAlta or the Company) (TSX: TA; NYSE: TAC) announced today that 1,824,620 of its 12,000,000 Cumulative Redeemable Rate Reset Preferred Shares, Series A (the €œSeries A Shares) have been converted, on a one-for-one basis, into Cumulative Redeemable Floating Rate Preferred Shares, Series B (the €œSeries B Shares). As a result of the conversion, TransAlta has 10,175,380 Series A Shares and 1,824,620 Series B Shares issued and outstanding.

The Series B Shares will begin trading on the Toronto Stock Exchange (TSX) today under the symbol TA.PR.E. The Series A Shares will continue to be listed on the TSX under the symbol TA.PR.D.

About TransAlta Corporation

TransAlta is a power generation and wholesale marketing company focused on creating long-term shareholder value. TransAlta maintains a low-to-moderate risk profile by operating a highly contracted portfolio of assets in Canada, the United States and Australia. TransAlta’s focus is to efficiently operate wind, hydro, solar, natural gas and coal facilities in order to provide customers with a reliable, low-cost source of power. For over 100 years, TransAlta has been a responsible operator and a proud contributor to the communities in which it works and lives. TransAlta has been recognized on CDP’s Canadian Climate Disclosure Leadership Index (CDLI), which includes Canada’s top 20 leading companies reporting on climate change, and has been selected by Corporate Knights as one of Canada’s Top 50 Best Corporate Citizens and is recognized globally for its leadership on sustainability and corporate responsibility standards by FTSE4Good.

For more information about TransAlta, visit our web site at transalta.com, or follow us on Twitter @TransAlta.

For more information:

Investor Inquiries:

Jaeson Jaman
Manager, Investor Relations
Phone: 1-800-387-3598 in Canada and U.S.
Email: investor_relations@transalta.com

Media Inquiries:

Roman Cooney
Managing Director, Communications
Toll-free media number: 1-855-255-9184
Email: ta_media_relations@transalta.com